WP_Query::is_date()

Method: Is the query for an existing date archive?

Source: wp-includes/class-wp-query.php:3606

WP_Query::is_year()

Method: Is the query for an existing year archive?

Source: wp-includes/class-wp-query.php:3898

Filter Hook: Filters all query clauses at once, for convenience.

Source: wp-includes/class-wp-query.php:2577

Filter Hook: Filters the array of retrieved posts after they’ve been fetched and internally processed.

Source: wp-includes/class-wp-query.php:2977

Method: Sets up the ClassicPress query by parsing query string.

Source: wp-includes/class-wp-query.php:3222

Method: Is the query for an existing day archive?

Source: wp-includes/class-wp-query.php:3617

Method: Is the query a 404 (returns no results)?

Source: wp-includes/class-wp-query.php:3909

Action Hook: Fires to announce the query’s current selection parameters.

Source: wp-includes/class-wp-query.php:2597

Method: Set up the amount of found posts and the number of pages (if limit clause was used) for the current query.

Source: wp-includes/class-wp-query.php:3012

Method: Retrieve queried object.

Source: wp-includes/class-wp-query.php:3239